Drill Bit - IRWIN Unibit Step Drill Bit - 1/2", 10310 7100043965 Item #: 1220019

Item #: 1220019

pass ASTM F1670 testing for penetration of blood and bodily fluids

5" x 13" x 4

• Long life 3

BEIGE – 48

Drill Bit - IRWIN Unibit Step Drill Bit - 1/2", 10310 7100043965 Item #: 1220019Item #: 10310 1 2" hole size Shank size 1 4" Easy to sharpen, non skid tip eliminates skidding and the need for center punching; the tip gives sure starts even on curved surfaces. Single fluted cutting edge helps assure true round holes and allows greater control. Hardened steel for long life constructed of industrial grade high speed molybdenum steel and heat treated to assure maximum durability. 3 Flatted shank prevents slipping in drill chuck.